Red Hat vulnerabilities
We track 2,065 vulnerabilities in Red Hat products across 60+ products. 2,057 are rated high or critical, and 99 have been exploited in real attacks. The most recent was published on November 13, 2026.
Latest Red Hat vulnerabilities
- 9.1 Critical severity
Red Hat Enterprise Linux 10: Insufficient Granularity of Access Control
A privilege escalation from host to domain vulnerability was found in the FreeIPA project. The FreeIPA package fails to validate the uniqueness of the `krbCanonicalName` for the admin account by default, allowing users to create services with the same canonica
- 7.8 High severity
Red Hat Enterprise Linux 10: Improper Limitation of a Pathname to a Restricted Directory
A flaw was found in linux-pam. The module pam_namespace may use access user-controlled paths without proper protection, allowing local users to elevate their privileges to root via multiple symlink attacks and race conditions.
- 9.1 Critical severity
Red Hat Enterprise Linux 10: Out-of-bounds Read
A vulnerability was found in libxml2. Processing certain sch:name elements from the input XML file can trigger a memory corruption issue. This flaw allows an attacker to craft a malicious XML input file that can lead libxml to crash, resulting in a denial of s
- 7.5 High severity
libxml2: Expired Pointer Dereference
A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service.
- 9.1 Critical severity
Red Hat Enterprise Linux 10: Expired Pointer Dereference
A use-after-free vulnerability was found in libxml2. This issue occurs when parsing XPath elements under certain circumstances when the XML schematron has the <sch:name path="..."/> schema elements. This flaw allows a malicious actor to craft a malicious XML d
- 7.5 High severity
Red Hat Enterprise Linux 10: Integer Overflow or Wraparound
A flaw was found in how GLib’s GString manages memory when adding data to strings. If a string is already very large, combining it with more input can cause a hidden overflow in the size calculation. This makes the system think it has enough memory when it doe
- 7.8 High severity
Red Hat Enterprise Linux 6: Integer Overflow or Wraparound
A flaw was found in GIMP. An integer overflow vulnerability exists in the GIMP "Despeckle" plug-in. The issue occurs due to unchecked multiplication of image dimensions, such as width, height, and bytes-per-pixel (img_bpp), which can result in allocating insuf
- 7.5 High severity
Red Hat Enterprise Linux 10: Out-of-bounds Write
A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow. This issue can result in memory corruption or a denial of service when processing crafted input.
- 7.8 High severity
Red Hat Enterprise Linux 10: Integer Overflow or Wraparound
A vulnerability has been identified in the libarchive library, specifically within the archive_read_format_rar_seek_data() function. This flaw involves an integer overflow that can ultimately lead to a double-free condition. Exploiting a double-free vulnerabil
- 7.1 High severity
Red Hat OpenShift sandboxed containers 1.10: Incorrect Privilege Assignment
A flaw was found in the user's crate for Rust. This vulnerability allows privilege escalation via incorrect group listing when a user or process has fewer than exactly 1024 groups, leading to the erroneous inclusion of the root group in the access list.
- 7.0 High severity
Red Hat Enterprise Linux 10: Buffer Copy without Checking Size of Input
A stack buffer overflow was found in Internationl components for unicode (ICU ). While running the genrb binary, the 'subtag' struct overflowed at the SRBRoot::addTag function. This issue may lead to memory corruption and local arbitrary code execution.
- 7.3 High severity
Red Hat Enterprise Linux 7 Extended Lifecycle…: Use After Free
A flaw was found in GIMP when processing XCF image files. If a user opens one of these image files that has been specially crafted by an attacker, GIMP can be tricked into making serious memory errors, potentially leading to crashes and causing use-after-free
- 7.3 High severity
Red Hat Enterprise Linux 7 Extended Lifecycle…: Heap-based Buffer Overflow
A flaw was found in GIMP when processing certain TGA image files. If a user opens one of these image files that has been specially crafted by an attacker, GIMP can be tricked into making serious memory errors, potentially leading to crashes and causing a heap
- 7.3 High severity
Red Hat Enterprise Linux 6: Stack-based Buffer Overflow
A flaw was found in GIMP. The GIMP ani_load_image() function is vulnerable to a stack-based overflow. If a user opens.ANI files, GIMP may be used to store more information than the capacity allows. This flaw allows a malicious ANI file to trigger arbitrary cod
- 7.4 High severity
Red Hat Enterprise Linux 10: Uncontrolled Resource Consumption
A flaw was found in gnome-remote-desktop. Once gnome-remote-desktop listens for RDP connections, an unauthenticated attacker can exhaust system resources and repeatedly crash the process. There may be a resource leak after many attacks, which will also result
- 7.5 High severity
Red Hat Enterprise Linux 10: Integer Underflow (Wrap or Wraparound)
A flaw was found in the soup_multipart_new_from_message() function of the libsoup HTTP library, which is commonly used by GNOME and other applications to handle web communications. The issue occurs when the library processes specially crafted multipart message
- 7.8 High severity
Red Hat Enterprise Linux 10: Improper Handling of Insufficient Permissions or Privileges
A flaw was found in Yggdrasil, which acts as a system broker, allowing the processes to communicate to other children's "worker" processes through the DBus component. Yggdrasil creates a DBus method to dispatch messages to workers. However, it misses authentic
- 8.8 High severity
Safari: Improper Restriction of Operations within the Bounds of a Memory Buffer
The issue was addressed with improved checks. This issue is fixed in Safari 18.5, iOS 18.5 and iPadOS 18.5, macOS Sequoia 15.5, tvOS 18.5, visionOS 2.5, watchOS 11.5. Processing maliciously crafted web content may lead to memory corruption.
- 7.1 High severity
Pagure: Files or Directories Accessible to External Parties
A vulnerability was discovered in Pagure server. If a malicious user were to submit a git repository with symbolic links, the server could unintentionally show incorporate and make visible content from outside the git repo.
- 8.2 High severity
MIRROR-REGISTRY-2.0-RHEL-8: Incorrect Default Permissions
A flaw was found in the Mirror Registry. The quay-app container shipped as part of the Mirror Registry for OpenShift has write access to the `/etc/passwd`. This flaw allows a malicious actor with access to the container to modify the passwd file and elevate th
- 9.1 Critical severity
Red Hat build of Quarkus: Authentication Bypass Using an Alternate Path or Channel
A vulnerability was found in Quarkus in the quarkus-security-webauthn module. The Quarkus WebAuthn module publishes default REST endpoints for registering and logging users in while allowing developers to provide custom REST endpoints. When developers provide
- 7.5 High severity
Red Hat Enterprise Linux 8: Uncaught Exception
A flaw was found in the mod_auth_openidc module for Apache httpd. This flaw allows a remote, unauthenticated attacker to trigger a denial of service by sending an empty POST request when the OIDCPreservePost directive is enabled. The server crashes consistentl
- 9.0 Critical severity
Red Hat Enterprise Linux 7 Extended Lifecycle…: Free of Memory not on the Heap
A use-after-free type vulnerability was found in libsoup, in the soup_message_headers_get_content_disposition() function. This flaw allows a malicious HTTP client to cause memory corruption in the libsoup server.
- 7.4 High severity
Red Hat Enterprise Linux 10: Out-of-bounds Read
A flaw was found in libsoup, where the soup_multipart_new_from_message() function is vulnerable to an out-of-bounds read. This flaw allows a malicious HTTP client to induce the libsoup server to read out of bounds.
- 7.5 High severity
Red Hat Enterprise Linux 7 Extended Lifecycle…: NULL Pointer Dereference
A flaw was found in libsoup, where the soup_message_headers_get_content_disposition() function is vulnerable to a NULL pointer dereference. This flaw allows a malicious HTTP peer to crash a libsoup client or server that uses this function.
- 7.5 High severity
Red Hat Enterprise Linux 10: Misinterpretation of Input
A flaw was found in libsoup. The HTTP/2 server in libsoup may not fully validate the values of pseudo-headers :scheme, :authority, and :path, which may allow a user to cause a denial of service (DoS).
- 7.5 High severity
Red Hat Enterprise Linux 10: Out-of-bounds Read
A flaw was found in libsoup, where the soup_headers_parse_request() function may be vulnerable to an out-of-bound read. This flaw allows a malicious user to use a specially crafted HTTP request to crash the HTTP server.
- 7.4 High severity
Red Hat Enterprise Linux 8: URL Redirection to Untrusted Site
A flaw was found in Yelp. The Gnome user help application allows the help document to execute arbitrary scripts. This vulnerability allows malicious users to input help documents, which may exfiltrate user files to an external environment.
- 7.5 High severity
Red Hat Enterprise Linux 10: Allocation of Resources Without Limits or Throttling
A flaw was found in libsoup. The SoupWebsocketConnection may accept a large WebSocket message, which may cause libsoup to allocate memory and lead to a denial of service (DoS).
- 7.5 High severity
OpenShift Lightspeed: Uncontrolled Resource Consumption
A flaw was found in the OpenShift Lightspeed Service, which is vulnerable to unauthenticated API request flooding. Repeated queries to non-existent endpoints inflate metrics storage and processing, consuming excessive resources. This issue can lead to monitori
- 8.2 High severity
Multicluster Engine for Kubernetes: Insecure Storage of Sensitive Information
A flaw was found in Hive, a component of Multicluster Engine (MCE) and Advanced Cluster Management (ACM). This vulnerability causes VCenter credentials to be exposed in the ClusterProvision object after provisioning a VSphere cluster. Users with read access to
- 7.5 High severity
Red Hat Enterprise Linux 10: Uncontrolled Recursion
A stack overflow vulnerability exists in the libexpat library due to the way it handles recursive entity expansion in XML documents. When parsing an XML document with deeply nested entity references, libexpat can be forced to recurse indefinitely, exhausting t
- 7.5 High severity
Red Hat build of Apache Camel 4.8.5 for Spring…: Improperly Controlled Sequential Memory Allocation
A flaw was found in Smallrye, where smallrye-fault-tolerance is vulnerable to an out-of-memory (OOM) issue. This vulnerability is externally triggered when calling the metrics URI. Every call creates a new object within meterMap and may lead to a denial of ser
- 8.1 High severity
Red Hat JBoss Enterprise Application Platform…: Improper Restriction of Excessive Authentication Attempts
A flaw was found in Wildfly Elytron integration. The component does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks via CLI.
- 7.8 High severity
Red Hat Enterprise Linux 10: Integer Overflow or Wraparound
A flaw was found in grub2. When reading data from a squash4 filesystem, grub's squash4 fs module uses user-controlled parameters from the filesystem geometry to determine the internal buffer size, however, it improperly checks for integer overflows. A maliciou
- 7.8 High severity
Red Hat Enterprise Linux 10: Out-of-bounds Write
A flaw was found in the HFS filesystem. When reading an HFS volume's name at grub_fs_mount(), the HFS filesystem driver performs a strcpy() using the user-provided volume name as input without properly validating the volume name's length. This issue may read t
- 8.1 High severity
Red Hat Ansible Automation Platform 2.5 for…: Concurrent Execution using Shared Resource with Improper Synchronization
A flaw was found in the Ansible aap-gateway. Concurrent requests handled by the gateway grpc service can result in concurrency issues due to race condition requests against the proxy. This issue potentially allows a less privileged user to obtain the JWT of a
- 7.8 High severity
Red Hat Enterprise Linux 10: Out-of-bounds Write
When reading data from a hfs filesystem, grub's hfs filesystem module uses user-controlled parameters from the filesystem metadata to calculate the internal buffers size, however it misses to properly check for integer overflows. A maliciouly crafted filesyste
- 7.8 High severity
Red Hat Enterprise Linux 10: Buffer Copy without Checking Size of Input
When reading data from disk, the grub's UDF filesystem module utilizes the user controlled data length metadata to allocate its internal buffers. In certain scenarios, while iterating through disk sectors, it assumes the read size from the disk is always small
- 7.8 High severity
mongosh: Untrusted Search Path
mongosh may be susceptible to local privilege escalation under certain conditions potentially enabling unauthorized actions on a user's system with elevated privilege, when a crafted file is stored in C:\node_modules\. This issue affects mongosh prior to 2.3.0